CN111571091A - Panel location fixed frame platform of outer box of fan - Google Patents
Panel location fixed frame platform of outer box of fan Download PDFInfo
- Publication number
- CN111571091A CN111571091A CN202010436753.2A CN202010436753A CN111571091A CN 111571091 A CN111571091 A CN 111571091A CN 202010436753 A CN202010436753 A CN 202010436753A CN 111571091 A CN111571091 A CN 111571091A
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- fixed
- main
- plate
- board
- box body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention discloses a plate positioning and fixing rack platform of a fan outer box, which comprises a main rack, two side clamping mechanisms and a clamp main body, wherein the two side clamping mechanisms are fixed on the top surfaces of the two sides of a top plate of the main rack; the bottom surface of the middle part of the top plate of the main frame is fixed with a bottom plate lifting motor, an output shaft of the bottom plate lifting motor penetrates through the top surface of the top plate of the main frame and is connected with a vertical stud through a coupler, a vertical threaded sleeve is in threaded connection with the vertical stud, a fixed main plate is fixed at the top end of the vertical threaded sleeve, and a horizontal bottom plate to be processed is pressed against the top surface of the fixed main plate. The invention can fix the box body plates to be processed on two sides and the horizontal bottom plate to be processed at the bottom and press and fix the box body plates to be processed and the horizontal bottom plate to be processed mutually, thereby facilitating subsequent welding processing, only needing one-man operation, and being very convenient.
Description
The technical field is as follows:
the invention relates to the technical field of ventilation equipment, in particular to a plate positioning and fixing rack table of a fan outer box.
Background art:
the noise reduction is come to setting up an outer box outside the spiral case generally to current silence fan, and outer box generally adopts a plurality of outer panels welding or is the riveting to form, and the outside panel is inside to set up the puigging, and when the outer panel adopted the welding, need lean on two adjacent plate body rigidity and looks pressure, generally need two people to lift up and hold, its inefficiency, the amount of manual labor is big, and operating personnel is many moreover.
The invention content is as follows:
the invention aims to overcome the defects in the prior art, and provides a plate positioning and fixing rack table for a fan outer box, which can fix and press and fix box plates to be processed on two sides and a horizontal bottom plate to be processed at the bottom, is convenient for subsequent welding processing, can be operated by only one person and is very convenient.
The technical solution of the invention is as follows:
a panel positioning and fixing rack platform of a fan outer box comprises a main rack, two side clamping mechanisms and a clamp main body, wherein the two side clamping mechanisms are fixed on the top surfaces of the two sides of a top plate of the main rack;
the middle part bottom surface of the roof of main frame is fixed with the bottom plate and promotes the motor, and the output shaft of bottom plate promotion motor passes the top surface of the roof of main frame and has vertical double-screw bolt through coupling joint, and vertical swivel nut spiro union is on vertical double-screw bolt, and the top of vertical swivel nut is fixed with fixed mainboard, treats that processing horizontal bottom plate presses on the top surface of fixed mainboard, and two treating processing box body boards of centre gripping are in the both sides of treating processing horizontal bottom plate in two anchor clamps main parts, and the bottom side wall pressure of two treating processing box body boards is leaned on the lateral wall of treating processing horizontal bottom plate.
The middle of the top surface of the fixed main board is provided with an upper mounting groove, the electromagnet plate is nested in the upper mounting groove, the bottom surface of the electromagnet plate is fixed on the bottom surface of the upper mounting groove, the protective elastic pad is fixed on the top surface of the fixed main board and the top surface of the electromagnet plate, and the horizontal bottom plate to be processed is pressed against the top surface of the protective elastic pad and is adsorbed with the electromagnet plate.
The top surface of the middle part of the top plate of the main frame is provided with a middle mounting groove, and the output shaft of the bottom plate lifting motor and the coupler on the output shaft of the bottom plate lifting motor are positioned in the middle mounting groove.
The bottom surface edge part of the fixed main board is fixed with a plurality of vertical guide posts, the middle top surface of the top plate of the main frame is fixed with a main guide sleeve, and the vertical guide posts are inserted in the corresponding main guide sleeves.
The main guide sleeve is sleeved with a buffer spring in an inserting mode, the top end of the buffer spring is fixed to the bottom face of the fixed main board, and the bottom end of the buffer spring is fixed to the top face of the top plate of the main frame.
The utility model discloses a lifting device, including the main frame, the side fixture includes the support frame of fixing on the top surface of the roof of main frame, the support frame includes the lower plate, vertical main tributary fagging and last roof, the both ends of two lifting screw pass through the bearing and articulate on last roof and lower plate, be fixed with two elevator motor on the top surface of going up the roof, elevator motor drives the lifting screw rotation that corresponds, the elevator spiro union is on the lifting screw that corresponds, be fixed with the main connecting plate on the preceding wall of two elevator pieces, the middle part of the back wall of main connecting plate is fixed with flexible main motor, the output shaft of flexible main motor passes the main connecting plate and has the telescope tube through the coupling joint, the telescope screw spiro union is in the telescope tube, the front end of telescope screw is fixed with the.
The front end shaping of linking arm has the spliced pole, and the wall is fixed with the connector behind the middle part of the anchor clamps owner connecting plate of anchor clamps main part, and the left and right sides of the back wall of connector is fixed with back extension board, and the spliced pole is in between two back extension boards, and the spliced pole passes through bolt fixed connection on two back extension boards.
The front end of the connecting column is formed with a rectangular column, and the rectangular column is inserted in a rectangular hole formed in the middle of the rear wall surface of the connector.
The lateral wall shaping of the rear portion of linking arm has the side and extends the limit, is fixed with the uide bushing on the back wall on the side extension limit, is fixed with the guide post on the preceding wall of main junction plate, and the guide post plug bush is in the uide bushing.
The side connecting block is fixed on the side wall of the front end of the guide column and is inserted in a side guide groove formed in the side wall of the guide sleeve.
The invention has the beneficial effects that: it can be fixed and press each other fixedly with waiting to process the horizontal bottom plate of waiting of box board and bottom of both sides, convenient follow-up welding process, it only need one-man operation can, it is very convenient.
Description of the drawings:
FIG. 1 is a schematic view of a partial structure of the present invention;
FIG. 2 is a partial structural view of a side clamping mechanism of the present invention
FIG. 3 is a partial side view of the side clamping mechanism of the present invention;
FIG. 4 is a partial schematic view of the clamp body of the present invention;
FIG. 5 is a partial cross-sectional view of a clamp main web of the present invention.
The specific implementation mode is as follows:
example (b): as shown in fig. 1 to 5, a plate positioning and fixing rack platform of a fan outer box comprises a main rack 30, two side clamping mechanisms 300 and a clamp main body 200, wherein the two side clamping mechanisms 300 are fixed on the top surfaces of the two sides of a top plate of the main rack 30, lifting blocks 26 are screwed on lifting screws 24 of the two side clamping mechanisms 300, and the clamp main body 200 is fixed on the lifting blocks 26;
the middle bottom surface of the top plate of the main frame 30 is fixed with a bottom plate lifting motor 31, an output shaft of the bottom plate lifting motor 31 penetrates through the top surface of the top plate of the main frame 30 and is connected with a vertical stud 32 through a coupler, the vertical stud 33 is screwed on the vertical stud 32, the top end of the vertical stud 33 is fixed with a fixed main plate 34, a horizontal bottom plate 500 to be processed is pressed on the top surface of the fixed main plate 34, two box plates 100 to be processed clamped on two clamp main bodies 200 are positioned at two sides of the horizontal bottom plate 500 to be processed, and the side walls of the bottom of the two box plates 100 to be processed are pressed on the side walls of the horizontal bottom plate.
Further, the middle portion of the top surface of the fixed main plate 34 is provided with an upper mounting groove 341, the electromagnet plate 342 is nested in the upper mounting groove 341, the bottom surface of the electromagnet plate 342 is fixed on the bottom surface of the upper mounting groove 341, the protective elastic pad 35 is fixed on the top surface of the fixed main plate 34 and the top surface of the electromagnet plate 342, and the horizontal base plate 500 to be processed is pressed against the top surface of the protective elastic pad 35 and is adsorbed with the electromagnet plate 342.
Further, the top surface of the middle part of the top plate of the main frame 30 has a middle mounting groove 36, and the output shaft of the bottom plate lifting motor 31 and the coupling on the output shaft of the bottom plate lifting motor 31 are located in the middle mounting groove 36.
Further, a plurality of vertical guide posts 343 are fixed to the bottom edge of the fixed main plate 34, a main guide sleeve 37 is fixed to the middle top surface of the top plate of the main frame 30, and the vertical guide posts 343 are inserted into the corresponding main guide sleeves 37.
Further, the main guide sleeve 37 is inserted with a buffer spring 38, the top end of the buffer spring 38 is fixed on the bottom surface of the fixed main board 34, and the bottom end of the buffer spring 38 is fixed on the top surface of the top plate of the main frame 30.
Further, the side clamping mechanism 300 includes a supporting frame 20 fixed on the top surface of the top plate of the main frame 30, the supporting frame 20 includes a lower bottom plate 21, a vertical main supporting plate 22 and an upper top plate 23, two ends of two lifting screws 24 are hinged on the upper top plate 23 and the lower bottom plate 21 through bearings, two lifting motors 25 are fixed on the top surface of the upper top plate 23, the lifting motors 25 drive the corresponding lifting screws 24 to rotate, lifting blocks 26 are screwed on the corresponding lifting screws 24, a main connecting plate 27 is fixed on the front wall surfaces of the two lifting blocks 26, a telescopic main motor 28 is fixed in the middle of the rear wall surface of the main connecting plate 27, an output shaft of the telescopic main motor 28 passes through the main connecting plate 27 and is connected with a telescopic sleeve 281 through a coupler, the telescopic screw 282 is screwed in the telescopic sleeve 281, the front end of the telescopic screw 282 is fixed with the connecting arm 29, and the front end of the connecting arm 29 is fixed with the clamp body 200.
Further, a connecting column 291 is formed at the front end of the connecting arm 29, the connecting head 109 is fixed on the middle rear wall surface of the main connecting plate 10 of the clamp body 200, rear extension plates 108 are fixed on the left side and the right side of the rear wall surface of the connecting head 109, the connecting column 291 is located between the two rear extension plates 108, and the connecting column 291 is fixedly connected to the two rear extension plates 108 through bolts.
Further, a rectangular column 292 is formed at the front end of the connecting column 291, and the rectangular column 292 is inserted into a rectangular hole formed in the middle of the rear wall surface of the connecting head 109.
Further, the outer side wall of the rear portion of the connecting arm 29 is formed with a side extension, a guide sleeve 293 is fixed on the rear wall surface of the side extension, a guide post 271 is fixed on the front wall surface of the main connecting plate 27, and the guide post 271 is inserted and sleeved in the guide sleeve 293.
Further, a side connecting piece 272 is fixed to a front end side wall of the guide post 271, and the side connecting piece 272 is inserted into a side guide groove 294 formed in a side wall of the guide sleeve 293.
Furthermore, the top end of the vertical main supporting plate 22 is welded and fixed on the upper top plate 23, the bottom end of the vertical main supporting plate 22 is welded and fixed on the top surface of the lower bottom plate 21, an elastic limiting sleeve 211 is fixed on the top surface of the lower bottom plate 21, the lifting screw 24 is inserted and sleeved in the corresponding elastic limiting sleeve 211, and the top surface of the elastic limiting sleeve 211 faces the bottom surface of the lifting block 26.
The clamp main body 200 comprises a clamp main connecting plate 10, two adjusting motors 11 are mounted on the rear wall surfaces of the left side and the right side of the clamp main connecting plate 10, output shafts of the two adjusting motors 11 are connected with transverse adjusting screws 12 through couplings, the transverse adjusting screw sleeves 13 are in threaded connection with the transverse adjusting screws 12, the outer ends of the two transverse adjusting screw sleeves 13 are fixedly provided with connecting plates 14, the front ends of the two connecting plates 14 are fixedly provided with moving plates 15, the front wall surfaces of the two moving plates 15 are fixedly provided with clamping vertical plates 151, the front wall surfaces of the two clamping vertical plates 151 are fixedly provided with transverse plates 152, the front wall surfaces of the two transverse plates 152 are fixedly provided with compressing cylinders 16, push rods of the compressing cylinders 16 penetrate through the transverse plates 152 and are fixedly provided with compressing plates 17, the box plate 100 to be processed is located between the two clamping vertical plates 151, and the box plate 100 to be processed is located between the moving plates.
Further, a dovetail-shaped sliding block 153 is fixed on the rear wall surface of the moving plate 15, and the dovetail-shaped sliding block 153 is inserted into a corresponding dovetail-shaped sliding groove 101 formed on the front wall surface of the clamp main connecting plate 10.
Further, a guide positioning block 154 is fixed to a rear wall surface of the dovetail slider 153, and the guide positioning block 154 is inserted into a slide positioning groove 102 formed in the rear wall surface of the dovetail sliding groove 101.
Further, the outer end of the dovetail-shaped sliding groove 101 extends out of the outer side wall of the clamp main connecting plate 10.
Further, an elastic anti-slip plate 171 is fixed on the rear wall surface of the pressing plate 17, and the elastic anti-slip plate 171 is pressed against the inner wall surface of the box body plate 100 to be processed.
Further, a positioning plate 155 is fixed to the front wall surface of the moving plate 15, and an inner elastic anti-slip pad 156 is fixed to the front wall surface of the positioning plate 155, and the inner elastic anti-slip pad 156 is pressed against the outer wall surface of the box plate 100 to be processed.
Further, a motor connecting plate 103 is fixed on the rear wall surface of the left side and the rear wall surface of the clamp main connecting plate 10, the adjusting motor 11 is fixed on the motor connecting plate 103, and an output shaft of the adjusting motor 11 penetrates through the motor connecting plate 103.
The working principle is as follows: when the device is used, the horizontal bottom plate 500 to be processed is pressed against the protective elastic pad 35 on the top surface of the fixed main plate 34, then the electromagnet plate 342 is opened, so that the horizontal bottom plate 500 to be processed is adsorbed and fixed, and meanwhile, the vertical stud 32 rotates through the operation of the bottom plate lifting motor 31, so that the vertical screw sleeve 33 is lifted, and the height of the horizontal bottom plate 500 to be processed is adjusted;
meanwhile, the two side clamping mechanisms 300 are operated by the lifting motor 25 to rotate the lifting screw 24, so that the lifting block 26 descends, and the top surface of the guide sleeve 293 is pressed against the bottom surface of the lifting block 26 to limit the position, then, the two adjusting motors 11 are operated to rotate the transverse adjusting screw 12, so that the two transverse moving screw sleeves 13 move outwards or inwards, so that the distance between the two moving plates 15 becomes larger or smaller, so that the distance between the two clamping vertical plates 151 meets the width of the box body plate 100 to be processed, then, the box body plate 100 to be processed is positioned between the two clamping vertical plates 151, the box body plate 100 to be processed is positioned between the moving plates 15 and the pressing plate 17, then, the elastic anti-slip plate 171 is pressed against the inner wall surface of the box body plate 100 to be processed by the pushing rod of the pressing cylinder 16, and the inner elastic anti-slip pad 156 is pressed against the outer wall surface of the box body plate 100 to be, accomplish fixedly, then, the pivot reversal through two elevator motor 25, make box board 100 to be processed promote, promote it to the position that needs the installation, then, through flexible main motor 28 operation, make flexible screw 282 rotate, make flexible cover 281 outwards remove, make box board 100 to be processed move forward, make the inside wall of two bottoms of box board 100 to be processed press with the both sides wall of waiting to process horizontal bottom plate 500, the rigidity, then, can carry out manual welding or mechanical welding, and is very convenient, generally, spot welding first, then, it lifts off from anchor clamps main part 200 to wait to process box board 100, then just can carry out follow-up continuous welding, and is very convenient.
The pneumatic equipment and the electric driving equipment of the bottom plate lifting motor 31, the electromagnet plate 342, the lifting motor 25, the telescopic main motor 28 and the adjusting motor 11 adopted by the pressing cylinder 16 in the embodiment are all common equipment, and all the equipment comprises components such as a control host, a control switch, an air pump, a control valve and the like, and the equipment is known, can be directly purchased by persons in the industry, and is not detailed.
Claims (10)
1. The utility model provides a panel location fixed frame platform of outer box of fan, includes main frame (30), two side fixture (300) and anchor clamps main part (200), its characterized in that: two side clamping mechanisms (300) are fixed on the top surfaces of two sides of a top plate of the main rack (30), lifting blocks (26) are screwed on lifting screws (24) of the two side clamping mechanisms (300), and clamp main bodies (200) are fixed on the lifting blocks (26);
the middle bottom surface of the top plate of the main frame (30) is fixed with a bottom plate lifting motor (31), an output shaft of the bottom plate lifting motor (31) penetrates through the top surface of the top plate of the main frame (30) and is connected with a vertical stud (32) through a coupler, a vertical screw sleeve (33) is screwed on the vertical stud (32), the top end of the vertical screw sleeve (33) is fixed with a fixed main board (34), a to-be-machined horizontal bottom plate (500) is pressed on the top surface of the fixed main board (34), two to-be-machined box body plates (100) clamped on two clamp main bodies (200) are positioned on two sides of the to-be-machined horizontal bottom plate (500), and side walls of the bottom parts of the two to-be-machined box body plates (100) are pressed on.
2. The board positioning and fixing stand frame of the outer box body of the draught fan as claimed in claim 1, wherein: the middle of the top surface of the fixed main board (34) is provided with an upper mounting groove (341), the electromagnet board (342) is nested in the upper mounting groove (341), the bottom surface of the electromagnet board (342) is fixed on the bottom surface of the upper mounting groove (341), the protective elastic pad (35) is fixed on the top surface of the fixed main board (34) and the top surface of the electromagnet board (342), and the horizontal bottom board (500) to be processed is pressed on the top surface of the protective elastic pad (35) and is adsorbed with the electromagnet board (342).
3. The board positioning and fixing stand frame of the outer box body of the draught fan as claimed in claim 1, wherein: the middle top surface of the top plate of the main frame (30) is provided with a middle mounting groove (36), and the output shaft of the bottom plate lifting motor (31) and a coupler on the output shaft of the bottom plate lifting motor (31) are positioned in the middle mounting groove (36).
4. The board positioning and fixing stand frame of the outer box body of the draught fan as claimed in claim 1, wherein: a plurality of vertical guide posts (343) are fixed on the bottom edge of the fixed main board (34), a main guide sleeve (37) is fixed on the top surface of the middle part of the top plate of the main frame (30), and the vertical guide posts (343) are inserted in the corresponding main guide sleeves (37).
5. The board positioning and fixing stand frame of the outer box body of the draught fan as claimed in claim 4, wherein: a buffer spring (38) is inserted and sleeved on the main guide sleeve (37), the top end of the buffer spring (38) is fixed on the bottom surface of the fixed main board (34), and the bottom end of the buffer spring (38) is fixed on the top surface of the top plate of the main frame (30).
6. The board positioning and fixing stand frame of the outer box body of the draught fan as claimed in claim 1, wherein: the side clamping mechanism (300) comprises a support frame (20) fixed on the top surface of a top plate of a main frame (30), the support frame (20) comprises a lower bottom plate (21), a vertical main support plate (22) and an upper top plate (23), two ends of two lifting screws (24) are hinged to the upper top plate (23) and the lower bottom plate (21) through bearings, two lifting motors (25) are fixed on the top surface of the upper top plate (23), the lifting motors (25) drive the corresponding lifting screws (24) to rotate, lifting blocks (26) are screwed on the corresponding lifting screws (24), a main connecting plate (27) is fixed on the front wall surface of each lifting block (26), a telescopic main motor (28) is fixed in the middle of the rear wall surface of the main connecting plate (27), an output shaft of the telescopic main motor (28) penetrates through the main connecting plate (27) and is connected with a telescopic sleeve (281) through a coupler, and the telescopic screw (282) is screwed in the telescopic sleeve (281), the front end of the telescopic screw rod (282) is fixed with a connecting arm (29), and the front end of the connecting arm (29) is fixed with a clamp main body (200).
7. The board positioning and fixing stand frame of the outer box body of the draught fan as claimed in claim 6, wherein: the front end shaping of linking arm (29) has spliced pole (291), and the wall is fixed with connector (109) behind the middle part of anchor clamps owner connecting plate (10) of anchor clamps main part (200), and the left and right sides of the back wall of connector (109) is fixed with back extension board (108), and spliced pole (291) is in behind two between extension board (108), and spliced pole (291) is through bolt fixed connection on two back extension board (108).
8. The board positioning and fixing stand frame of the outer box body of the draught fan as claimed in claim 6, wherein: the front end of the connecting column (291) is formed with a rectangular column (292), and the rectangular column (292) is inserted in a rectangular hole formed in the middle of the rear wall surface of the connecting head (109).
9. The board positioning and fixing stand frame of the outer box body of the draught fan as claimed in claim 7, wherein: the outer side wall of the rear portion of the connecting arm (29) is formed with a side extending edge, a guide sleeve (293) is fixed on the rear wall face of the side extending edge, a guide column (271) is fixed on the front wall face of the main connecting plate (27), and the guide column (271) is inserted in the guide sleeve (293).
10. The board positioning and fixing stand frame of the outer box body of the draught fan as claimed in claim 9, wherein: the side connecting block (272) is fixed on the front end side wall of the guide column (271), and the side connecting block (272) is inserted in a side guide groove (294) formed on the side wall of the guide sleeve (293).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010436753.2A CN111571091A (en) | 2020-05-21 | 2020-05-21 | Panel location fixed frame platform of outer box of fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010436753.2A CN111571091A (en) | 2020-05-21 | 2020-05-21 | Panel location fixed frame platform of outer box of fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111571091A true CN111571091A (en) | 2020-08-25 |
Family
ID=72115951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010436753.2A Withdrawn CN111571091A (en) | 2020-05-21 | 2020-05-21 | Panel location fixed frame platform of outer box of fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111571091A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112846735A (en) * | 2021-01-06 | 2021-05-28 | 杨国薇 | Steel structure box column member |
| CN114888507A (en) * | 2022-05-24 | 2022-08-12 | 广东韶钢工程技术有限公司 | Device for welding box body and using method |
| CN116026691A (en) * | 2023-02-24 | 2023-04-28 | 深圳森百汇科技有限公司 | PE film pressure testing device |
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| CN109333354A (en) * | 2018-11-26 | 2019-02-15 | 嘉兴市六和塑料制品有限公司 | A kind of height-adjustable casting mould processing clamping device |
| CN111015293A (en) * | 2019-12-25 | 2020-04-17 | 三门县瑶帆自动化科技有限公司 | Workpiece clamping and adjusting mechanism of machining tool |
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| JP2008062243A (en) * | 2006-09-04 | 2008-03-21 | Akihisa Murata | Butt welding device for belt-like workpiece |
| CN105856320A (en) * | 2016-05-25 | 2016-08-17 | 佛山市联智新创科技有限公司 | Plastic board clamping and punching mechanism |
| CN108438884A (en) * | 2018-04-28 | 2018-08-24 | 叶小桥 | A kind of aluminum alloy bar processing adjusting crawl pusher |
| CN108527058A (en) * | 2018-05-21 | 2018-09-14 | 佛山迅奥捷自动化科技有限公司 | A kind of adjustable pitch cylinder handware side through hole burring mechanism of height |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112846735A (en) * | 2021-01-06 | 2021-05-28 | 杨国薇 | Steel structure box column member |
| CN114888507A (en) * | 2022-05-24 | 2022-08-12 | 广东韶钢工程技术有限公司 | Device for welding box body and using method |
| CN116026691A (en) * | 2023-02-24 | 2023-04-28 | 深圳森百汇科技有限公司 | PE film pressure testing device |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200825 |
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| WW01 | Invention patent application withdrawn after publication |